Omega Seamaster Diver 300m Seamaster Diver 300M Master Co-Axial 42 Swiss Armed Forces

Reference 210.30.42.20.01.003

About this watch

The Omega Seamaster Diver 300M Master Co-Axial 42 Swiss Armed Forces is a luxury watch that embodies the essence of precision, style, and adventure. Its sleek black ceramic bezel rotates for precise timing, while its round shape gives it a classic vibe. The black dial features stick and dot indexes for optimal readability, protected by a sapphire crystal. At its heart lies the Omega caliber 8806 movement, certified as a Master Chronometer with resistance to magnetic fields up to 15,000 gauss. With a water resistance rating of 300 meters and a limited edition of only 50 units produced, this watch is not just a timekeeper but also a collector's item. Its stainless steel bracelet is both sturdy and comfortable, making it perfect for all-day wear. Whether you're exploring the ocean or enjoying a night out, this watch ticks all the right boxes.
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Key Features

  • Omega caliber 8806 movement
  • 300m water resistance
  • Limited edition of only 50 units produced
  • Sapphire crystal protection
  • Stainless steel bracelet
  • Master Chronometer certification
  • Resistance to magnetic fields up to 15,000 gauss

Specifications

Brand
Omega
Family
Seamaster Diver 300m
Model
Seamaster Diver 300M Master Co-Axial 42 Swiss Armed Forces
Reference
210.30.42.20.01.003
Movement
8806
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] 2023 Omega Seamaster Diver 300M (210.30.42.20.03.001)42mm Authenticated $5495

2023 Omega Seamaster Diver 300M (210.30.42.20.03.001)42mm Authenticated $5495

The 2023 Omega Seamaster Diver 300M features a 42mm steel case paired with a blue ceramic dive bezel and a sturdy steel bracelet.

  • Condition: Excellent pre-owned condition
  • Case Size: 42mm
  • Bracelet Size Limit: 8in wrist size
Posted at
Dec 5, 2025, 5:49 PM
Active
[WTS] 2023 Omega Seamaster Diver 300M – White Dial – On OEM Black Rubber Strap – Watch Only – $3,600 + Label

2023 Omega Seamaster Diver 300M – White Dial – On OEM Black Rubber Strap – Watch Only – $3,600 + Label

The 2023 Omega Seamaster Diver 300M White Dial is one of the cleanest and most recognizable modern divers. Powered by Omega's Master Chronometer caliber 8800, it offers outstanding accuracy, anti-magnetism, and a 55-hour power reserve.

  • Condition: Very good
  • Case size: 42mm diameter
  • Movement: Omega 8800 Master Chronometer
  • Crystal: Sapphire
Posted at
Dec 5, 2025, 3:39 PM
Active
[WTS] Omega Seamaster Diver 300M 210.32.42.20.06.001

Omega Seamaster Diver 300M 210.32.42.20.06.001

This Omega Seamaster Diver 300M features a stunning chrome-colored ceramic dial, laser-engraved waves, and a blue ceramic bezel, along with luminous hands and hour markers.

  • Condition: Excellent pre-owned condition with minor signs of wear
  • Diameter: 42mm
  • Water Resistance: ~300.0 metres (30.0 bar)
  • Movement: Self-winding mechanical, Co-Axial Master Chronometer Calibre 8800
Posted at
Dec 5, 2025, 7:09 AM
Active
[WTS] OMEGA Seamaster Diver 300M “James Bond” Limited Edition 2 Watch Set

OMEGA Seamaster Diver 300M “James Bond” Limited Edition 2 Watch Set

This is a rare, limited edition watch set featuring two Seamaster Diver 300M models in stainless steel and 18K yellow gold, both with unique Bond-inspired details.

  • Case size: 42mm
  • Water resistance: 300m / 1000ft
  • Movement: OMEGA Master Chronometer Calibres 8806 / 8807
Posted at
Dec 3, 2025, 8:08 PM
Active
[WTS] Omega Seamaster Diver 300M 210.32.42.20.01.001 – 2022 – Full Set – Steel Bracelet + Omega Rubber Strap $4799 Shipped

Omega Seamaster Diver 300M 210.32.42.20.01.001 – 2022 – Full Set – Steel Bracelet + Omega Rubber Strap $4799 Shipped

A 2022 Omega Seamaster Diver 300M in excellent condition, featuring a 42mm stainless steel case and black ceramic wave dial.

  • Condition: Excellent overall with light wear consistent with careful use
  • Bracelet Type: Original Omega stainless steel
  • Strap Type: Original Omega rubber strap
  • Case Size: 42mm diameter
Posted at
Dec 2, 2025, 8:17 AM
Active
[WTS] Omega Seamaster Diver 300m - White Dial

Omega Seamaster Diver 300m - White Dial

A White Dial Omega Seamaster Diver 300m is being sold as the owner recently purchased a similar watch and wants to offset some of the costs. The watch was purchased in November 2024 and has been worn until May 2025.

  • Condition: Used - gently worn, minor imperfections on the case
  • Purchase Date: November 2024
  • Warranty Expiry: June next year
  • Accessories: inner box,outer box,manuals,OEM rubber strap with tang buckle,OEM rubber strap with Omega Deployant Clasp ($620),Artems Loopless Hydroflex ($250) strap
Posted at
Nov 29, 2025, 3:12 PM
Active
[WTS] Omega Seamaster Diver 300M - Like New (Late 2024, Full Kit)

Omega Seamaster Diver 300M - Like New (Late 2024, Full Kit)

This Omega Seamaster Diver 300M is a super versatile timepiece from late 2024, with only 3 to 4 times wear.

  • Condition: Like New
  • Year Of Production: 2024
  • Water Resistance: 30 bar (300m)
  • Box And Papers: Triple boxed with papers
Posted at
Nov 29, 2025, 12:16 PM
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[WTS] Omega Seamaster Diver 300M Chronograph – 2025 Model – Full Set – Mint Condition

Omega Seamaster Diver 300M Chronograph – 2025 Model – Full Set – Mint Condition

The Omega Seamaster Diver 300M Chronograph is a high-end watch designed for diving and everyday wear.

  • Condition: Mint Condition
Posted at
Nov 26, 2025, 8:54 AM
Active
[WTS] 2024 Omega Seamaster Diver 300M America's Cup 210.30.42.20.04.002 Full Set

2024 Omega Seamaster Diver 300M America's Cup 210.30.42.20.04.002 Full Set

2024 Omega Seamaster Diver 300M America's Cup, a stainless steel diver watch with rotating dive bezel, white ceramic wave dial, and automatic mechanical movement.

  • Condition: Very Nice Preowned Condition with Light Scratches
  • Case Dimensions: 42mm
  • Bezel Type: Stainless Steel Rotating Dive Bezel
  • Dial Color: White Ceramic Wave Dial
Posted at
Nov 25, 2025, 8:15 PM
Active